Do you want to compare Man-Thing with Mephisto? Discover the powers, weakness & weapons of Man-Thing and Mephisto from Man-Thing Biography and Mephisto Biography. Find out all about Man-Thing and Mephisto.# Check out how is Man-Thing unique and distinct from Mephisto. Discover their love interest, sidekicks, family tree and the movies and games list in which Man-Thing and Mephisto have appeared. Find out everything about them here!